Firmware 4.62

Enhancements:

• Improved MQTT support.
  Support for MQTT version 3.1.1. Messages up to 4 KB on NX32 based devices.

• Approval of SD-CARDs from ADATA.
  In addition to Sandisk we also approved the following ADATA 8 GB SD/micro-SD parts: ASDH8GCL4-R and AUSDH8GCL4-R.

• GPS/GNSS filtering changed to work beyond 2019.

• SIM-card ICCID are considered optionally.
  gsmPower() will now no longer enforce that this information is available from the SIM-card.

Bug Fixes:

• GSM start-up/connectivity problems in certain networks on C52x and C3xx MK2 devices.

• Possible watchdog reset during heavy Modbus API communication.

• pmWaitEvent() waiting for GSM could return with an incorrect error code.